DESCRIPTION
The LTC®1745 is a 25Msps, sampling 12-bit A/D converter designed for digitizing high frequency, wide dynamic range signals. Pin selectable input ranges of ±1V and ±1.6V along with a resistor programmable mode allow the LTC1745’s input range to be optimized for a wide variety of applications.

FEATURES
■ Sample Rate: 25Msps
■ 72.5dB SNR and 91dB SFDR (3.2V Range)
■ 71dB SNR and 96dB SFDR (2V Range)
■ No Missing Codes
■ Single 5V Supply
■ Low Power Dissipation: 380mW
■ Selectable Input Ranges: ±1V or ±1.6V
■ 240MHz Full Power Bandwidth S/H
■ Pin Compatible Family
   25 Msps: LTC1746 (14-Bit), LTC1745 (12-Bit)
   50 Msps: LTC1744 (14-Bit), LTC1743 (12-Bit)
   65 Msps: LTC1742 (14-Bit), LTC1741 (12-Bit)
   80 Msps: LTC1748 (14-Bit), LTC1747 (12-Bit)

APPLICATIONS
■ Telecommunications
■ Medical Imaging
■ Receivers
■ Base Stations
■ Spectrum Analysis
■ Imaging Systems